“世界防治荒漠化和干旱日”的概念、定义、翻译、参考文献-科学参考

单词	世界防治荒漠化和干旱日
释义	世界防治荒漠化和干旱日 Encyclopedia 工学〔环境日〕释 World Desertification and Drought Prevention Day世界防治荒漠化和干旱日自1995年起，每年6月17日为“世界防治荒漠化和干旱日”。
随便看	quotient sequence quotient set quotient sheaf quotient singularity quotient singular value decomposition quotient skew field quotient space quotient structure quotient subgroup quotient symbol quotient system quotient test quotient topological quotient topological group quotient topological space quotient topology quotient universal algebra quotient variety quotient vector space quotity Quo Vadis Qupai Lianzhui combination system Qupai of Die Duan Qiao tune Qupai of folk instrumental ensemble in Yulin, Shaanxi province Qupai of Hua Shanmian tune

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。